Check out this hilarious trivia (most of it likely bullshit) from IMDb's trivia page on "other actresses who were considered for the role of Alex Forrest":
Morgan Fairchild, Beverly D'Angelo, Bette Midler, Tracey Ullman, Olivia Newton-John, Julia Louis-Dreyfus, Alison Doody, Helen Slater, Demi Moore, Jennifer Grey, Jennifer Beals, Catherine O'Hara, Rosanna Arquette, Kate Capshaw, Cher, Ellen Barkin, Carrie Fisher, Linda Hamilton, Daryl Hannah, Barbara Hershey, Holly Hunter, Amy Irving, Jennifer Jason Leigh, Heather Locklear, Madonna, Lena Olin, Annette O'Toole, Michelle Pfeiffer, Miranda Richardson, Mary Steenburgen, Meryl Streep, Raquel Welch, Tuesday Weld, Debra Winger, Jane Seymour, Cybill Shepherd, Susan Sarandon, Kim Basinger, Kelly McGillis, Melanie Griffith, Kathleen Turner, Geena Davis, Christine Ebersole, Mary Gross, Kay Lenz, Jessica Lange, Diane Keaton, Sissy Spacek, Sigourney Weaver, Candice Bergen, Goldie Hawn, Farrah Fawcett, Christine Baranski, Jamie Lee Curtis, Jodie Foster, Ally Sheedy, Annie Potts, Stockard Channing and Isabella Rossellini were all considered for the role of Alex Forrest.
Gilda Radner auditioned for the role of Alex Forrest.
Elisabeth Shue was originally considered for the role Alex Forrest but was forced to turn the role down, because she was signed to the Disney movie Adventures in Babysitting (1987).
Who would your favorite Alex be?